Dear Readers, IBPS Clerk Mains 2018 Examination was scheduled on 20th Jan 2019, we hope all of you were preparing and practicing well for the examination. In Reasoning Section, Data Sufficiency Questions plays a vital part in Mains Examination, and moreover, we can say that Data Sufficiency Questions decides the Success, means a person who is strong in Data Sufficiency Questions can easily crack the examination. Here we have given the set of 50 Most Important Data Sufficiency in Reasoning Questions for IBPS Clerk Mains 2018. Candidates those who are preparing for the examination can make use of it.